37results about How to "Easy to dig out" patented technology

The invention provides a building wall body 3D printing method. A 3D printing sprayer head is used for printing a main wall body. When a pre-opening position of the main wall body begins to be printed, a supporting wall is printed in the pre-opening position of the main wall body with materials easy to dig out. After printing of the main wall body is finished, the supporting wall is dug out through a digging tool. The invention further provides building 3D printing equipment supporting the building wall body 3D printing method. The supporting wall is arranged in the pre-opening position, the printing materials of the supporting wall are easy to dig out later, the supporting wall has a supporting function in the printing process of the wall body, and after printing is finished, the digging tool can be used for directly digging out the supporting wall portion. The building wall body 3D printing method is convenient and rapid to operate, is low in cost, lowers the construction cost and greatly improves the construction progress. In addition, coloring pigments convenient to differentiate are added into the printing materials of the supporting wall, and thus the digging boundary can be rapidly determined in digging operation, and the construction speed is improved.

The invention provides an intelligent landscape tree transplanting robot. The intelligent landscape tree transplanting robot includes a vehicle hopper, vehicle shafts, direct-current motors, wheels, and a first vertical guide rail; the vehicle hopper is of a coverless box structure; two steering engines are arranged on a front end and a back end of the lower part of the hopper; output shafts of the steering engines are downward; the vehicle shafts are arranged on the lower ends of the output shafts; the steering engines control the rotation angles of the vehicle shafts; two direct current motors are arranged on two ends of each vehicle shaft respectively; the wheels are arranged on motor shafts of the direct current motors; and the direct current motors drive the wheels to rotate. The intelligent landscape tree transplanting robot can rapidly dig soil through a V-shaped transmission belt support, thereby facilitating in-place of a main box.

The invention discloses a construction method for converting a three-step seven-step method to a middle rock column method of an ultra-large section tunnel. The construction method comprises the following steps that firstly, the three-step seven-step method is used for excavation to a to-be-converted excavation area, the to-be-converted excavation area is then subjected to regional division usingthe middle rock column method, the to-be-converted excavation area is sequentially divided into left and right side guide pits and middle rock columns, the guide pits on the left side and the right side still be continuously advanced by a three-step method in the advancing and converting process of the construction method, the right guide pit is advanced by changing the leading-out guide pit intothe leading-in guide pit, the middle three-step core soil is gradually folded to form a middle rock column support body, after the construction method is converted, the guide pits on the left side andthe right side still be continuously advanced by the three-step method, and the middle three-step core soil is folded to form the middle rock column support body in the same section. In the double-hole middle rock column method, guide holes on two sides are excavated firstly and are subjected to initial support and temporary support, the middle rock column is reserved to support the upper load, and the settlement amount is reduced. Finally, the middle rock column is removed, and an arch part of the operation and an inverted arch initial support are applied to form a closed support.

The invention discloses a safe soil on-site remediation integrated device. The invention belongs to the field of soil remediation. The device comprises a moving vehicle, a telescopic rod is arranged at the front end of the moving vehicle, a coulter is mounted at the bottom end of the telescopic rod, a rotating platform is arranged on the moving vehicle, a mechanical excavating arm is arranged on alifting column, an excavator bucket is mounted on the mechanical excavating arm, a treatment box is arranged on the moving vehicle, a partition plate is arranged in the treatment box, a water tank isarranged on the side wall of the treatment box, a water pipe is arranged on the water tank, a spraying disc is arranged at the outlet end of the water pipe, a sterilizing lamp is arranged on the inner wall of the treatment box, a strain adding pipe is arranged at the top end of the treatment box, an air injection tank is installed on the moving vehicle, a rotary drum is arranged in the treatmentbox, and multiple overturning plates are evenly arranged on the outer wall of the rotary drum. Office remediation is directly carried out on site, soil does not need to be dug out and transported, intermediate steps are saved, time and labor are saved, the soil remediation effect and efficiency are improved, harmful substances in soil are conveniently removed, soil remediation is facilitated, safety is improved, and use is convenient.

The invention relates to cast-in-place kerbstone for reserved replacement of an asphalt concrete pavement. The cast-in-place kerbstone comprises a reserved groove mold, a gravel dense screen bag, a lightweight rib separating block, a cast-in-place slip form system, the cast-in-place kerbstone and the asphalt concrete pavement. A cement stabilized macadam foundation is arranged on a subbase course,wherein a kerbstone indwelled groove is excavated on the cement stabilized macadam foundation by a separator kerbstone mould; in addition, a indwelled groove mold is arranged in the kerbstone indwelled groove; the lightweight rib separating block and the gravel dense screen bag are arranged in the indwelled groove mold; the cement stabilized macadam foundation is sequentially provided with a coarse-grained asphalt concrete layer and a fine-grained asphalt concrete layer from bottom to top. According to the cast-in-place kerbstone for the reserved replacement of the asphalt concrete pavement,disclosed by the invention, by adopting slip-form construction for the kerbstone, the construction method has the advantages of high construction speed, less required labor and no prefabricated site;the paved kerbstone has high integral structural strength and smooth and beautiful linetype.

The invention discloses a ditching device and method capable of adjusting the depth for garden construction. The ditching device comprises a bottom plate, a support frame and a sliding plate, whereinthe bottom of the support frame is fixed to the top of the bottom plate; a movable box is fixedly connected between the support frame and one side of the bottom plate; and one side of the sliding plate is connected to one side of the movable box in a sliding manner. The invention relates to the technical field of garden construction. According to the ditching device and method capable of adjustingthe depth for garden construction, through up-and-down movement of the sliding plate, a U-shaped block can be driven to move up and down through a support rod, thereby driving a ditcher to move up and down; the ditching depth can be adjusted through up-and-down adjustment of the ditcher, so as to dig out grooves of different depths according to planting of different plants; and the angle of the ditcher can be adjusted through the arrangement of an adjusting structure, so that not only is depth adjustment assisted, but also digging of the grooves is facilitated, and the functionality and efficiency of the ditching device are effectively improved.

The invention discloses a magnetic paste feeder comprising a rack, a bucket bracket, a holding groove and a screw feed mechanism. The bucket bracket is arranged at the front end of the rack so as to be used for supporting up a raw material bucket horizontally. The screw feed mechanism is arranged at the rear end of the rack. Magnetic paste in the raw material bucket is dug out through rotation andmovement. The holding groove is formed below the screw feed mechanism to be used for receiving the dug-out magnetic paste. The magnetic paste feeder is provided, the bucket bracket and the screw feedmechanism are arranged and matched to be used, thus pasty raw materials can be dug out from the bucket automatically conveniently, time and labor are saved, efficiency is improved effectively, and the magnetic paste feeder can be matched with equipment of the next procedure conveniently.

The invention discloses a tree planting pit digging machine, which includes a working platform, a hydraulic lifting arm is fixedly connected to the left side of the top of the working platform, and a first electric motor is fixedly connected to the bottom of the hydraulic lifting arm at the end far away from the working platform. A telescopic rod, the bottom of the first electric telescopic rod is fixedly connected with a motor, the bottom of the motor shaft is fixedly connected with a support plate, the axis at the bottom of the support plate is fixedly connected with a screw rod, and the two sides of the bottom of the support plate Both are slidably connected with a cutting knife, and one side of the cutting knife is fixedly connected with a second electric telescopic rod. The present invention can replace manual excavation through the cooperative use of the working platform, hydraulic boom, first electric telescopic rod, motor, support plate, screw rod, cutting knife, second electric telescopic rod, control platform, chute and slider. For tree pits, the use of mechanized operations improves the efficiency of digging pits, saves time, reduces the labor intensity of workers and the labor cost of enterprises.

The invention discloses a retaining device for prevention and control of water soil erosion, and belongs to the field of soil and water conservation. The retaining device comprises a plurality of groups of side plates, cross plates and blocking meshes, the multiple groups of the side plates constitute a plurality of 'mouth' shapes, the multiple groups of cross plates are arranged between the side plates, and the cross plates are provided with through holes. According to the retaining device, soil is separated in to a plurality of small pieces through the side plates, the cross plates and the blocking meshes, water soil erosion is avoided through the cross plates and the blocking meshes, water is convenient to permeate through the through holes, the situation that the soil is taken away when water flows is avoided, erosion of the soil is reduced, moving of the transverse soil is reduced through the blocking meshes, meanwhile rooting of planted plants is convenient, growth of the plants is facilitated, the retaining device is convenient to replace and maintain, the using cost is reduced, using is convenient, meanwhile, plants with the drought enduring performance or developed roots can be planted in the filled soil according to the actual situation, water soil erosion is further assisted to be reduced, environment protection is improved, and using is convenient.

The invention provided a highly equipment cultivated container, they can be stood up working, decreasing the amount of the cultivated soil, water, fertilizers, easy for installation and striking, minimizing the storage space and with a low cost. An elevated cultivating container 10, having a cultivated soil collector 13 which is partially formed by two sheets of laminating film material 11, 12 , a dust shape of the enhanced member 16 which is connected in the opening 14 of the cultivated soil collector 13 with a conjuntion gate 15, and a supporting pipe 17 which retains the cultivated soil collector 13 to tie the film material 11, 12 standing up on the ground.

The invention discloses an over-crossing existing subway tunnel between-pile soil clearing method. The over-crossing existing subway tunnel between-pile soil clearing method comprises the following steps of: firstly, arranging an shock absorbing elastic support between two adjacent isolating piles; vertically arranging a plurality of pre-cracking drill holes surrounding each isolating pile; dividing the between-pile soil surrounding each isolating pile into a stable region and an unstable region; finally carrying out layered excavation on the between-pile soil in the unstable region by adopting machinery; and carrying out layered excavation on the between-pile soil in the stable region by adopting manpower. By utilizing vibration wave transmission theory and arranging the shock absorbing elastic support, the over-crossing existing subway tunnel between-pile soil clearing method disclosed by the invention realizes effective absorption of disturbance and vibration generated in excavation, reduces the disturbance to the isolating piles, damages the integrity of the between-pile soil by forming the pre-cracking drill holes surrounding the isolating piles so that the between-pile soil in the stable region can be conveniently removed in an excavation way and partial vibration wave generated in excavation in the unstable region is effectively absorbed, greatly reduces the disturbanceto the isolating piles and over-crossing existing tunnel surrounding rock in an excavation process by adopting machinery and manpower in combination with excavation, realizes high safety and simple operation, and spends a short time.

A Chinese chives root digging machine comprises an engine, a power transmitting device, a walking mechanism and a working mechanism, wherein the engine is arranged on a machine frame of the walking mechanism, the working mechanism is arranged on a working machine frame, the working machine frame is fixed to the lower portion of the machine frame of the walking mechanism, the engine is connected with the power transmitting device, the power transmitting device is connected with the walking mechanism and the working mechanism, the working mechanism comprises a gate knife, a chain sieve and a vibrating screen, the gate knife is driven by the power transmitting device to cut into the soil and dig out Chinese chives roots, dug Chinese chives roots are transmitted to the vibrating screen through the chain sieve, soil on the Chinese chives roots is shaken off through vibration of the vibrating screen, the gate knife comprises a plurality of knife bodies and a knife shaft, each knife body is of a thin long plate shape, the lower end face of each knife body is a horizontal face, the upper end face of each knife body is an inclined face, the upper end face of each knife body and the lower end face of each knife body form a shape with the tip sharp and the width being gradually increased from the front side of each knife body to the back side of each knife body, the rear end of each knife body is fixed on the knife shaft, and the plurality of knife bodies are arranged parallel to one another at intervals. The Chinese chives root digging machine can dig out the Chinese chives roots through a mechanical operation method.

The invention discloses a toothpaste tube which comprises a soft tube body with a toothpaste output mouth in the front end. The toothpaste tube is characterized in that an opening of the toothpaste output mouth is flat or square, the toothpaste output mouth is connected with a plug, two easily-torn lines easy to tear are arranged on the tube body in the length direction, the two easily-torn lines are spaced by three to five millimeters, an easily-torn tilting head is arranged at the position, close to the shoulder portion of the tube body, between the two easily-torn lines and is used as a starting point, and the shoulder portion of the tube body is provided with a hook. The toothpaste tube has the advantages that the structure is simple, use is convenient, waste is avoided, toothpaste is extruded to be in a flat long strip shape, and the toothpaste is extruded on a toothbrush and cannot easily fall off. The toothpaste tube can be hung up through the hook, the occupied space is reduced, an existing threaded-connection cap is replaced with the plug of the toothpaste output mouth, and the toothpaste tube is convenient to open and close.

The invention discloses a hydraulic cutting device and a gas extraction pipe cutting method. The hydraulic cutting device comprises a high-pressure water pump, a drill rod used for being inserted into a gas extraction pipe, a hydraulic cutting head detachably connected with the head of the drill rod and a supporting base used for supporting the tail of the drill rod. The hydraulic cutting head comprises a cutting head shell, a nozzle and a rolling bearing used for being supported between the cutting head shell and the gas extraction pipe. According to the hydraulic cutting device and the gas extraction pipe cutting method, the hydraulic cutting head can be driven by the drill rod to rotate in the gas extraction pipe, high-pressure water is supplied to the hydraulic cutting head through the high-pressure water pump, the high-pressure water is sprayed out from the nozzle of the hydraulic cutting head, and therefore the annular pipe wall of the gas extraction pipe can be annularly cut; the device is simple, convenient and fast to operate, effectively realizes the cutting work of the gas extraction pipe in the coal seam, and is convenient for the heading machine to dig out the second crossheading (small coal pillar crossheading) of the coal pillar.

The invention relates to an electroplating wastewater chemical precipitation treatment method. Chemical precipitation work of electroplating wastewater is completed through cooperation of a fixing device, a shaking device and a feeding device. The electroplating wastewater chemical precipitation treatment method provided by the invention can solve the problem that the existing electroplating wastewater chemical precipitation treatment equipment is directly mounted in a precipitation tank when being used for treating electroplating wastewater to make the equipment and the precipitation tank form a whole, the electroplating wastewater can only be subjected to precipitation treatment in one precipitation tank, and the equipment is poor in applicability, so that the treatment cost of the electroplating wastewater is high, and the existing electroplating wastewater chemical precipitation treatment equipment is difficult to uniformly spray a precipitator into the precipitation tank when directly adding the precipitator into the electroplating wastewater in the precipitation tank, and the treatment efficiency of the electroplating wastewater is low.

The invention discloses a flower freshness retaining pipe which comprises a sleeve and a top cover mounted at the top of the sleeve, wherein a taproot cylinder is connected with the bottom of the sleeve; a first rotary disc and a second rotary disc are fixed on the surface of the taproot cylinder; a first rotating handle is mounted in the middle of the first rotary disc through a rotary disc shaft; the rotary disc shaft of the first rotary disc is in transmission connection with a left hinge through a steel wire; the bottom of the left hinge is movably connected with a left straight knife bottom cover; a second rotating handle is mounted in the middle of the second rotary disc through another rotary disc shaft; the rotary disc shaft of the second rotary disc is in transmission connection with a right hinge through another steel wire; and the bottom of the right hinge is movably connected with a right straight knife bottom cover. The flower freshness retaining pipe has the following advantage: through arranging the sleeve, flowers can be stored in the sleeve, then, the flower root system is protected through two types of taproot cylinders and fibril cylinders matched with flowers, the root system of the flower can be directly digged out of a pot and is finally transported in a sealing manner.

The invention discloses an intelligent tube push bench cutterhead which comprises a jacking-in disk, a central controller and an alarm, wherein the jacking-in disk is round; along the jacking-in direction, a pressure sensor and uniformly distributed drills are disposed on the front end face of the jacking-in disk, a first motor is fixed on the rear end face of the jacking-in disk, and the drills are connected to a power output shaft of the first motor; center shafts of the drills are placed horizontally; and the pressure sensor, first motor and alarm are connected to the central controller by electric signals. The intelligent tube push bench cutterhead disclosed by the invention has the beneficial effects that whether the drills reach a maximum drilling depth can be detected automatically in time; cutter damage can be prevented; retraction and jacking-in actions of cutters can be controlled automatically; a lot of manual workloads are saved; the cutters are automatically controlled to deflect at multiple angles and then start drilling into rock soil; soil drilling effects are better; and the rock soil can be stripped and excavated more easily.